CN102547515A - Music earphone - Google Patents
Music earphone Download PDFInfo
- Publication number
- CN102547515A CN102547515A CN2012100388183A CN201210038818A CN102547515A CN 102547515 A CN102547515 A CN 102547515A CN 2012100388183 A CN2012100388183 A CN 2012100388183A CN 201210038818 A CN201210038818 A CN 201210038818A CN 102547515 A CN102547515 A CN 102547515A
- Authority
- CN
- China
- Prior art keywords
- shell
- air vent
- vent hole
- cavity
- music
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
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Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R1/00—Details of transducers, loudspeakers or microphones
- H04R1/10—Earpieces; Attachments therefor ; Earphones; Monophonic headphones
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R1/00—Details of transducers, loudspeakers or microphones
- H04R1/10—Earpieces; Attachments therefor ; Earphones; Monophonic headphones
- H04R1/1058—Manufacture or assembly
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R1/00—Details of transducers, loudspeakers or microphones
- H04R1/10—Earpieces; Attachments therefor ; Earphones; Monophonic headphones
- H04R1/1016—Earpieces of the intra-aural type
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R1/00—Details of transducers, loudspeakers or microphones
- H04R1/12—Sanitary or hygienic devices for mouthpieces or earpieces, e.g. for protecting against infection
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R2460/00—Details of hearing devices, i.e. of ear- or headphones covered by H04R1/10 or H04R5/033 but not provided for in any of their subgroups, or of hearing aids covered by H04R25/00 but not provided for in any of its subgroups
- H04R2460/11—Aspects relating to vents, e.g. shape, orientation, acoustic properties in ear tips of hearing devices to prevent occlusion
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Manufacturing & Machinery (AREA)
- Headphones And Earphones (AREA)
Abstract
The invention discloses a music earphone, which comprises an auricle-shaped shell and a cavity formed in an earphone cover. A receiver is arranged in the cavity. A sound hole is formed in the upper end of the shell. The edge of the sound hole is extended towards the inside of the cavity to form a columnar listening tube of which the lower end is fixedly connected with the receiver. The lower end of the receiver is connected with an electric wire. A first air vent is formed in the upper end face of the shell, and a second air vent is formed in the earphone cover. The first and second air vents are communicated through an air pipe in which a noise filter cartridge is arranged. An air vent protective screen is arranged on the first air vent in the upper end face of the shell. An air vent opening/closing door is arranged on the second air vent in the shell. In such a way, the shell can be matched with the ear canal of a user for ventilation, external noise can be filtered, external communication sounds can be heard, the quality of music is improved, and the action safety of the user is protected.
Description
Technical field
The present invention relates to the earphone field, particularly relate to a kind of music earphone.
Background technology
In the market with music player (MP3, iPod, iPhone; IPad, Smart Phone, Computer etc.) music earphone (the ear phone that matches; Head phone etc.) major part is to fill in the universal earphone of ear, is applicable to that common music listens to demand.Because universal earplug and personalized ear canal shapes and size do not match, plug can not leak gas when tight, produces acoustic pressure and leaks, and music effect is poor.If leak in order to reduce acoustic pressure, with strength earphone is filled in duct, can produce pain, bloated uncomfortable sensation such as vexed again.
Few part customized type earphone is arranged in the market, and purpose is that the body shape and size of earphone and wearer's duct are complementary, and improves seal and has directly strengthened music effect.Receiver in the earphone can go deep into duct more and near ear drum membrane, the music effect of earphone further strengthened simultaneously.Mostly customized type earphone user is to pay attention to the fan of music effect.The customized type earphone is personalized the making, and for the earphone wearer extracts the ear seal, earphone outer covering is made in printing according to ear more earlier, and then receiver is put into and is connected with lead, ear cap is sealed up again.Ultimate Ear, Westone, Logitech etc. produce this customized type earphone.This customization earphone has the following problem that can not meet the need of market:
A) because its casing closely pastes with duct mutually, be easy to generate vexed expanding, influence sound quality at acoustic connection;
B) also be that the time of wearing has been grown and has been prone to cause the duct allergic reaction because this casing and duct closely paste airtightly mutually;
C) casing is too big, can not be deep into duct second crook, receiver long distance ear drum membrane, and the gain loss of increase earphone influences music effect;
D) because earphone cooperates tension with auditory canal wall, block duct, can not hear ambient sound, also possibly cause traffic safety problem;
E) if select earphone and auditory canal wall loose fit for use, solved the vexed problem of ear though can breathe freely, environmental noise will be introduced into and cause sound quality to be had a greatly reduced quality.
Summary of the invention
The technical problem that the present invention mainly solves provides a kind of music earphone, and it is ventilative to make that shell cooperates with user's duct, improves sound quality, protection user traffic safety.
For solving the problems of the technologies described above, the technical scheme that the present invention adopts is: a kind of music earphone is provided, comprises the cavity that auricle shape shell and cover inner constitute; Be provided with one or several receivers in the cavity, the shell upper end is provided with hole, and said sound bore edges extends to form the solenoid of listening of column in cavity; Listen the solenoid lower end to be fixedly connected with receiver; The receiver lower end connects electric wire, is respectively equipped with the air vent hole and second air vent hole for the first time on shell upper surface and the cover, and first air vent hole and second air vent hole are communicated with through breather pipe; Be provided with the noise filtering fuse in the breather pipe, first air vent hole of shell upper surface is provided with protection network.As a kind of enforcement special case, breather pipe itself is exactly an antipriming pipe of being made up of less than the micro hole of 0.5mm many apertures, needn't load the noise filtering fuse.
Preferably, said noise filtering fuse is a more piece shape structure, and the noise filtering fuse is by the material ultra-high molecular weight polyethylene; Or high density polyethylene (HDPE), or high molecular weight ptfe, or macromolecule polypropylene; Or polyphosphazene polymer vinylidene fluoride; Or nylon, or polyether sulfone, or the particular polymer that many micro-holes are arranged processed such as these mixtures of material
Preferably, said hole is provided with hole protection network.
Preferably, the corresponding second air vent hole place can be provided with the switch door on the said cover, and the switch door is convertible or level and smooth formula.
Preferably, shape helical form or the outer casing inner wall bending of postponing are arranged in the cavity said breather pipe in the shape of a spiral.
Preferably, shape or linearity or bending are arranged in the shell wall said breather pipe in the shape of a spiral.
Preferably; Said shell is the software shell; Said software shell is half concha auriculae cavate ITE, duct-type ITC, dark duct-type CIC and customizes universally that the software shell is by the software macromolecular material: one or more in the polymer of silicon rubber, polyurethane, thermo-elasto-plasticity polyurethane rubber, thermoplastic elastomer (TPE) or silica gel and polyurethane are processed.
The invention has the beneficial effects as follows: a kind of music earphone of the present invention, it is ventilative to make that shell cooperates with user's duct, improves sound quality, protection user traffic safety.
Description of drawings
Fig. 1 is the structural representation of music earphone one preferred embodiment of the present invention;
Fig. 2 is the structural representation of another preferred embodiment of music earphone of the present invention;
Fig. 3 is the structural representation of music earphone breather pipe of the present invention;
Fig. 4 is the structural representation of another preferred embodiment of music earphone of the present invention;
Fig. 5 is the structural representation of another preferred embodiment of music earphone of the present invention;
Fig. 6 is the structural representation of another preferred embodiment of music earphone of the present invention;
The mark of each parts is following in the accompanying drawing: 1, shell; 2, receiver; 3, listen solenoid; 4, cover; 5, electric wire; 6, sound hole protection network; 7, breather pipe; 8, noise filtering fuse; 9, protection network; 10, switch door.
Embodiment
Below in conjunction with accompanying drawing preferred embodiment of the present invention is set forth in detail, thereby protection scope of the present invention is made more explicit defining so that advantage of the present invention and characteristic can be easier to it will be appreciated by those skilled in the art that.
See also Fig. 1 to Fig. 6, the embodiment of the invention comprises:
A kind of music earphone comprises the cavity that auricle shape shell and cover inner constitute, and is provided with one or several receivers in the cavity; The shell upper end is provided with hole, and said sound bore edges extends to form the solenoid of listening of column in cavity, listen the solenoid lower end to be fixedly connected with receiver; The receiver lower end connects electric wire, is respectively equipped with first air vent hole and second air vent hole on shell upper surface and the cover, and first air vent hole and second air vent hole are communicated with through breather pipe; Be provided with the noise filtering fuse in the breather pipe; First air vent hole of shell upper surface is provided with protection network, and the corresponding second air vent hole place is provided with or is not provided with the switch door on the cover, and the switch door is convertible or level and smooth formula.
One, shell of the present invention is a customized type software shell; Four kinds of methods of customized type earphone software casing; It is universal also can to combine this several method that the earphone casing is made software: half concha auriculae cavate ITE (in the ear), duct-type ITC (in the canal), dark duct-type CIC (complete in the canal) are divided into large, medium and small or more different sizes.
1, need not extract the ear seal; Directly (the software macromolecular material is silicon rubber (silicone rubber with the software macromolecule; Nusil Med 4930), in the polymer of polyurethane (polyurethane), thermo-elasto-plasticity polyurethane rubber (TPU rubber), thermoplastic elastomer (TPE) (TPE) or silica gel and polyurethane one or more) material injects duct; Real-time injection molding (instant molding) can field fabrication software casing;
2, extract the ear seal earlier, make the software casing according to the ear seal with the software macromolecular material then; The software macromolecular material be in the polymer of silicon rubber (silicone rubber, Nusil Med 4930), polyurethane (polyurethane), thermo-elasto-plasticity polyurethane rubber (TPU rubber), thermoplastic elastomer (TPE) (TPE) or silica gel and polyurethane one or more.
3, extract the ear seal earlier, make hard casing according to the ear seal with the hardware macromolecular material then, again cover last layer soft material overcoat in hard casing outside.The hardware macromolecular material can be one or more in ABS (Acrylonitrile Butadiene Styrene), PP (polypropylen), PE (polyethylen), PC (Polycarbonate) or the PC/ABS polymer.The material of software be in the polymer of silicon rubber (silicone rubber, Nusil Med 4930), polyurethane (polyurethane), thermo-elasto-plasticity polyurethane rubber (TPU rubber), thermoplastic elastomer (TPE) (TPE) or silica gel and polyurethane one or more.
4,, make principles earphone casing according to the dark duct-type of flexibility (CIC) hearing aids shell, and the software ear mold is set in the casing end as a kind of alternative; Also can make hard casing according to the customization dark duct-type of hardware (CIC) method; But it is littler than duct size slightly that the hard casing of earphone is made size; Then at casing adds together or multiple tracks and auditory canal wall seal elastic caoutchouc circle; The rubber ring material be in the polymer of silicon rubber (silicone rubber, Nusil Med 4930), polyurethane (polyurethane), thermo-elasto-plasticity polyurethane rubber (TPU rubber), thermoplastic elastomer (TPE) (TPE) or silica gel and polyurethane one or more.
Two, be provided with multi-section type noise filtering fuse in the permeability cell
1, ventilative in order to increase, setting is no less than a micro ventilation pipe or a breather pipe that penetrates in earphone, can let the ear inner air and outer air circulate, but can filter out environmental noise; Permeability cell can through in the shell, also one or more in can in shell wall or along outer shell outer wall, offering; Breather pipe can be a linear pattern, also can be regular or irregular curved or spiral type.Ventilative cast can be circle, ellipse, triangle, quadrangle, polygon.Maximum radial dimension is 0.3 to 5.0mm, and the smallest radial size is not less than 0.1mm.Breather pipe can be empty, also can fill the noise filtering fuse.As a kind of special case,, needn't in breather pipe, fill filter cartridge and also can filter out ambient noise preferably when breather pipe diameter during less than 1.0mm.
2, will be no less than a breather pipe and respectively the perforate at casing two ends coupled together, stick with glue the knot sealing between tube wall and the breather pipe, prevent gas leakage.The breather pipe material is one or more in above-mentioned software or the hard material.The breather pipe shape of cross section can be any in the above-mentioned air-vent shape, can be identical or different with the air vent hole shape, and its maximum inner diameter size is 0.5 to 4.5mm, and pipe thickness is 0.1 to 2.0mm.
3, select as a kind of noise filtering method, fill a joint or a more piece noise filtering fuse in the breather pipe.The effect of noise filtering fuse is when filtering environmental noise, to keep certain breathing freely.The noise filtering fuse is by material ultra high molecular weight Polyethylene (UHMW-PE); Or high density Polyethylene (HDPE); Or Polytetrafluoroethylene (PTFE); Or Polypropylene (PP), or Polyvinylidene fluoride (PVDF), or Nylon 6; Or Polyethersulfone (PES), or the fuse of the particular polymer that many micro-holes are arranged (special porous polymer) (the micro-hole maximum radial dimension is less than 0.5mm) processed such as these mixtures of material.Noise filtering fuse shape of cross section can be circle, ellipse, triangle, quadrangle, polygon.The difficulty or ease that fuse is ventilative, promptly block the damping size of sound wave transmission, promptly filter the frequency and the loudness of external noise, depended on size, shape, distribution density, fuse diameter and the length of filter core micropore, with cooperating of breather pipe shape and size etc.The multistage filtering core is selected a plurality of fuses of different micropore different-diameters and different length for use, effectively filters frequency size order or mixing by it and forms a line (series connection) or be distributed to a plurality of row (parallel connection).So just, can the environmental noise of a plurality of different frequencies (50 to 20000 hertz) and loudness (10 to 200 decibels) be filtered out.The test method of effective noise filtering scope of a definite filter cartridge is with hearing aids analyzer or relevant acoustic analysis appearance, can be with core material, micropore size and density, fuse diameter and length to the demarcation that directly or indirectly makes an experiment of the frequency of given environmental noise and loudness.
Three, second air vent hole on the cover is provided with or is not provided with the switch door.
1, as a kind of user's selection, cover air-vent place can install together can switch the switch door.
2, the switch of this road switch door can be manual or electronic.
3, the motor switch door switch can pass through the driving of miniature piezoelectric (piezo-electric) original paper.Such as, the perforate outside is a fixed dam, has many micropores on this fixed dam; Be provided with a sideboard in the perforate the inside near the outer baffle place, also have many on this sideboard and the similar micropore of fixed dam.Sideboard can be along plate surface a certain direction initialization straight line or rotation move, make the micropore of two baffle plates produce dislocation, partly the micropore of fixed dam is blocked with the non-micropore of sideboard.The piezoelectricity original paper links to each other with sideboard, can directly drive moving of sideboard.
4, the required faint DC power supply of piezoelectric element is provided by the music player power supply.Power line one end is connected with the piezoelectricity original paper, and the other end is connected with headset plug, and plug can insert the player energized.Power line is provided with one manually or the mains switch of controlled in wireless.
In sum, the micro-telephone receiver of CIC type earphone can go deep into duct second bend and near ear drum membrane, the casing end adds soft ear mold, as the dark duct-type CIC of flexibility hearing aids.Soft ear mold can be fixed on earphone in the duct, breathes freely simultaneously.Wireless blue tooth technology:, can adopt the wireless blue tooth technology with earphone and music player wireless connections if dislike the line that drags of wired connection.For this reason, in earphone, add a bluetooth module, realize the bluetooth component wireless connections dialogue interior, the full-automatic wireless operation with music player.
Low ESR electric wire and latch technology: adopt silver (Silver), platinum (Platinum), heterogeneous alloy (MP35N), the fine wire (diameter 0.001 is to 2.0mm) that heterogeneous silver-colored core composite alloy (MP-DFT-Ag), titanium alloy (Titanium alloy), superelastic alloy Low ESR, good toughness, corrosion-resistant materials such as (Nitinol) are made is as headset cord or cable.Latch also can adopt the material same with electric wire.
The above is merely embodiments of the invention; Be not so limit claim of the present invention; Every equivalent structure or equivalent flow process conversion that utilizes specification of the present invention and accompanying drawing content to be done; Or directly or indirectly be used in other relevant technical fields, all in like manner be included in the scope of patent protection of the present invention.
Claims (7)
1. a music earphone is characterized in that: comprise the cavity that auricle shape shell and cover inner constitute, be provided with one or several receivers in the cavity; The shell upper end is provided with hole; Said sound bore edges extends to form the solenoid of listening of column in cavity, listen the solenoid lower end to be fixedly connected with receiver, and the receiver lower end connects electric wire; Be respectively equipped with first air vent hole and second air vent hole on shell upper surface and the cover; First air vent hole and second air vent hole are communicated with through breather pipe, are provided with the noise filtering fuse in the breather pipe, and first air vent hole of shell upper surface is provided with protection network.
2. a kind of music earphone according to claim 1 is characterized in that: said noise filtering fuse is a more piece shape structure, and the noise filtering fuse is by the material ultra-high molecular weight polyethylene; Or high density polyethylene (HDPE), or high molecular weight ptfe, or macromolecule polypropylene; Or polyphosphazene polymer vinylidene fluoride; Or nylon, or polyether sulfone, or the particular polymer that many micro-holes are arranged processed such as these mixtures of material.
3. a kind of music earphone according to claim 1 is characterized in that: said sound hole is provided with hole protection network.
4. a kind of music earphone according to claim 1 is characterized in that: the corresponding second air vent hole place can be provided with the switch door on the said cover, and the switch door is convertible or level and smooth formula.
5. a kind of music earphone according to claim 1 is characterized in that: said breather pipe shape or the outer casing inner wall bending of postponing in the shape of a spiral is arranged in the cavity.
6. a kind of music earphone according to claim 1 is characterized in that: said breather pipe shape or linearity or bending in the shape of a spiral is arranged in the shell wall.
7. a kind of music earphone according to claim 1; It is characterized in that: said shell is hardware or software shell; Said shell is half concha auriculae cavate ITE, duct-type ITC, dark duct-type CIC and customizes universally that the software shell is by the software macromolecular material: in the polymer of silicon rubber, polyurethane, thermo-elasto-plasticity polyurethane rubber, thermoplastic elastomer (TPE) or silica gel and polyurethane one or more process.
Priority Applications (8)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210038818.3A CN102547515B (en) | 2012-02-21 | 2012-02-21 | Music earphone |
| CA2864771A CA2864771A1 (en) | 2012-02-21 | 2012-03-26 | Music earphone |
| US14/378,979 US9344791B2 (en) | 2012-02-21 | 2012-03-26 | Music earphone |
| IN1656MUN2014 IN2014MN01656A (en) | 2012-02-21 | 2012-03-26 | |
| JP2014556895A JP5848466B2 (en) | 2012-02-21 | 2012-03-26 | Earphone for music |
| PCT/CN2012/000373 WO2013123626A1 (en) | 2012-02-21 | 2012-03-26 | Music earphone |
| EP12868997.3A EP2819428B1 (en) | 2012-02-21 | 2012-03-26 | Music earphone |
| KR1020147023275A KR101608790B1 (en) | 2012-02-21 | 2012-03-26 | Music earphone |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210038818.3A CN102547515B (en) | 2012-02-21 | 2012-02-21 | Music earphone |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102547515A true CN102547515A (en) | 2012-07-04 |
| CN102547515B CN102547515B (en) | 2014-09-03 |
Family
ID=46353251
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210038818.3A Active CN102547515B (en) | 2012-02-21 | 2012-02-21 | Music earphone |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US9344791B2 (en) |
| EP (1) | EP2819428B1 (en) |
| JP (1) | JP5848466B2 (en) |
| KR (1) | KR101608790B1 (en) |
| CN (1) | CN102547515B (en) |
| CA (1) | CA2864771A1 (en) |
| IN (1) | IN2014MN01656A (en) |
| WO (1) | WO2013123626A1 (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105193543A (en) * | 2015-08-25 | 2015-12-30 | 国网吉林省电力有限公司电力科学研究院 | Withdrawing grid type individual noise reduction ear muff and preparation process thereof |
| CN105635884A (en) * | 2016-03-02 | 2016-06-01 | 中国农业科学院农业信息研究所 | Livestock earphone and control method of the livestock earphone |
| CN113718392A (en) * | 2021-09-23 | 2021-11-30 | 上海摩软通讯技术有限公司 | Mesh cloth for sound production device and mesh cloth weaving method |
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| WO2015101505A1 (en) * | 2013-12-30 | 2015-07-09 | GN Store Nord A/S | An open ear piece |
| GB2532745B (en) * | 2014-11-25 | 2017-11-22 | Inova Design Solution Ltd | Portable physiology monitor |
| DE102014225923A1 (en) * | 2014-12-15 | 2016-06-16 | Sennheiser Electronic Gmbh & Co. Kg | Ear-canal phones |
| GB2554632B (en) | 2016-05-24 | 2021-02-24 | Inova Design Solution Ltd | Portable physiology monitor |
| KR101866783B1 (en) * | 2016-11-11 | 2018-06-18 | 이용만 | Earphone with forced draft function |
| CN106658258B (en) * | 2016-12-23 | 2023-10-17 | 歌尔科技有限公司 | Headset passive monitoring structure and headset with passive monitoring structure |
| JP6841055B2 (en) * | 2017-01-27 | 2021-03-10 | 株式会社Ｊｖｃケンウッド | earphone |
| JP6544671B1 (en) | 2017-09-28 | 2019-07-17 | Ｖｉｅ Ｓｔｙｌｅ株式会社 | earphone |
| WO2019099007A1 (en) | 2017-11-16 | 2019-05-23 | Hewlett-Packard Development Company, L.P. | Earpieces |
| JP2019146275A (en) * | 2019-06-06 | 2019-08-29 | Ｖｉｅ Ｓｔｙｌｅ株式会社 | earphone |
| EP3840411A1 (en) * | 2019-12-19 | 2021-06-23 | Sonova AG | Earpiece for a hearing device |
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2012
- 2012-02-21 CN CN201210038818.3A patent/CN102547515B/en active Active
- 2012-03-26 WO PCT/CN2012/000373 patent/WO2013123626A1/en active Application Filing
- 2012-03-26 IN IN1656MUN2014 patent/IN2014MN01656A/en unknown
- 2012-03-26 US US14/378,979 patent/US9344791B2/en active Active
- 2012-03-26 EP EP12868997.3A patent/EP2819428B1/en active Active
- 2012-03-26 CA CA2864771A patent/CA2864771A1/en not_active Abandoned
- 2012-03-26 JP JP2014556895A patent/JP5848466B2/en active Active
- 2012-03-26 KR KR1020147023275A patent/KR101608790B1/en active IP Right Grant
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| US5949896A (en) * | 1996-08-19 | 1999-09-07 | Sony Corporation | Earphone |
| CN101026904A (en) * | 2006-02-21 | 2007-08-29 | 西门子测听技术有限责任公司 | In the ear hearing aid with a ventilation duct worn |
| CN101874410A (en) * | 2007-11-22 | 2010-10-27 | 创新科技有限公司 | An ear bud earphone with variable noise isolation, a cushion for an ear bud earphone and a corresponding method |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105193543A (en) * | 2015-08-25 | 2015-12-30 | 国网吉林省电力有限公司电力科学研究院 | Withdrawing grid type individual noise reduction ear muff and preparation process thereof |
| CN105635884A (en) * | 2016-03-02 | 2016-06-01 | 中国农业科学院农业信息研究所 | Livestock earphone and control method of the livestock earphone |
| CN105635884B (en) * | 2016-03-02 | 2019-04-05 | 中国农业科学院农业信息研究所 | A kind of control method of domestic animal earphone and domestic animal earphone |
| CN113718392A (en) * | 2021-09-23 | 2021-11-30 | 上海摩软通讯技术有限公司 | Mesh cloth for sound production device and mesh cloth weaving method |
| CN113718392B (en) * | 2021-09-23 | 2022-09-27 | 上海摩软通讯技术有限公司 | Mesh cloth for sound production device and mesh cloth weaving method |
Also Published As
| Publication number | Publication date |
|---|---|
| EP2819428A1 (en) | 2014-12-31 |
| US20150249877A1 (en) | 2015-09-03 |
| CN102547515B (en) | 2014-09-03 |
| US9344791B2 (en) | 2016-05-17 |
| JP5848466B2 (en) | 2016-01-27 |
| KR20140128341A (en) | 2014-11-05 |
| JP2015513246A (en) | 2015-04-30 |
| EP2819428B1 (en) | 2019-05-08 |
| CA2864771A1 (en) | 2013-08-29 |
| KR101608790B1 (en) | 2016-04-04 |
| EP2819428A4 (en) | 2015-10-07 |
| WO2013123626A1 (en) | 2013-08-29 |
| IN2014MN01656A (en) | 2015-05-29 |
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